A historical review is presented of the foundation of the radium ward of the 1st Gynaecology Department of the University and its development into the Radiotherapy Department of the 1st and 2nd Gynaecology Departments of Vienna University. Altogether 8500 patients with gynaecological carcinomas were treated primarily by irradiation over this period and 75.000 post irradiation outpatient follow-up examinations were carried through. This report includes laudatory statements by Prof. Antoine, Prof. Gitsch and Prof. Kärcher on the 25th anniversary of the department.